h55s1g32mfp-60 Hynix Semiconductor, h55s1g32mfp-60 Datasheet - Page 42

• Manufacturer Part Number: h55s1g32mfp-60
• Description: 32mx32bit Mobile Sdram
• Manufacturer: Hynix Semiconductor

MODE REGISTER SET
The mode registers are loaded via the address bits.
BA0 and BA1 are used to select between the Mode Register and the Extended Mode Register. See the Mode Register
description in the register definition section. The MODE REGISTER SET command can only be issued when all banks
are idle and no bursts are in progress, and a subsequent executable command cannot be issued until t
The below figure shows in case of 2KByte page size. If the page size is 4KByte, A0~A12 are provided.
Note: BA0=BA1=Low loads the Mode Register, whereas BA0=Low and BA1=High loads the Extended Mode Register.
Rev 1.2 / Jun. 2008
Command
CLK
Address
CLK
CKE
CS
R AS
CA S
W E
A0~ 13
BA0, 1
Code = Mode Register / Extended Mode Register selection
MODE REGISTER SET COMMAND
(H igh)
(BA0, BA1) and op-code (A0 - An)
t
MRD
Code
MRS
DEFINITION
Code
Code
tMRD
NOP
1Gbit (32Mx32bit) Mobile SDR Memory
Valid
Valid
Don't Care
H55S1G(2/3)2MFP Series
D on't C are
MRD
is met.
11
42